Povestea este adevărată.

In Romanian, the definite article is usually attached to the end of the noun instead of being a separate word like English the.

• poveste = story
• povestea = the story

So the -a here is the feminine singular definite article. This is a very common feature of Romanian.

The dictionary form is poveste.

You often learn Romanian nouns in their indefinite singular form, so:

• o poveste = a story
• povestea = the story

If you look the word up, you would usually search for poveste, not povestea.

Because the adjective has to agree with the noun in gender and number.

Povestea is feminine singular, so the adjective must also be feminine singular:

• masculine singular: adevărat
• feminine singular: adevărată
• masculine plural: adevărați
• feminine plural: adevărate

So povestea este adevărată uses the feminine singular form to match povestea.

In standard Romanian, este is normally used here.

• Povestea este adevărată. = standard, complete sentence

Romanian usually keeps the verb to be in sentences like this, unlike Russian or some other languages where it may be omitted in the present tense.

In casual speech, Romanians may sometimes shorten este to e:

• Povestea e adevărată.

That is very common and natural in conversation.

Este is the 3rd person singular present form of the verb a fi = to be.

So it is used with:

• el este = he is
• ea este = she is
• povestea este = the story is

In everyday speech, este and e are both common.

Yes, but the normal neutral order is:

• Povestea este adevărată.

Romanian word order is somewhat flexible. For emphasis, you may also hear:

• Adevărată este povestea.

But that sounds marked or literary. For a learner, the safest and most natural version is the original one.

The letter ă is a very common Romanian vowel. It is a short, neutral sound, similar to the a in English about or sofa.

So adevărată contains that sound twice.

A rough pronunciation guide is:

• a-de-vuh-RA-tuh

The stress falls on ra: adevăRAtă.

This is only an approximation, but it helps you get close.

Because Romanian usually puts the definite article at the end of the noun.

Compare:

• English: the story
• Romanian: povestea

This is one of the major differences between Romanian and English. Instead of saying a separate the, Romanian changes the noun itself.

Yes, grammatically it is possible.

• O poveste este adevărată. = A story is true.
• Povestea este adevărată. = The story is true.

The difference is definite vs. indefinite:

• o poveste = a story
• povestea = the story

So the sentence changes depending on whether you mean a specific story or just any story.

In this sentence, adevărată is an adjective meaning true and it describes povestea.

Romanian does have related forms, but they are different words:

• adevărat can be an adjective in masculine singular
• adevăr = truth
• într-adevăr = indeed / truly

So here, adevărată is simply the feminine singular adjective agreeing with povestea.

The plural would be:

• Poveștile sunt adevărate. = The stories are true.

Changes:

• povestea → poveștile = the stories
• este → sunt = are
• adevărată → adevărate = feminine plural adjective

This is a good example of how Romanian changes several words to match number.

Yes, in informal speech you may see or hear Povestea-i adevărată.

That -i is a clitic-style attachment of e/este to the previous word. It is conversational and less formal than the full Povestea este adevărată.

For learning and writing, it is best to start with:

• Povestea este adevărată.

Then later you can get used to shorter spoken forms like:

• Povestea e adevărată.
• Povestea-i adevărată.